Furuno FSV-35S, Operator'S Manual

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2. HORIZONTAL MODE
2-25
2.13.2 How to select the audio sector
Select the audio sector as follows. Note that you cannot see this sector on the display.
1. Press the MENU/ESC key to show the main menu.
2. Select [Others] then push the left-click button.
3. Select [Alarm & Audio] then push the left-click button.
4. Select [Audio Sector] then push the left click button.
5. Select desired sector then push the left-click.
6. Select [Quit] on the setting box then push the left-click button
to close the box.
7. Long-press the MENU/ESC key to close all menus.
2.13.3 Automatic training
You may automatically scan the audio sector and audio bearing
mark in the sector of ±12°, ±24° or ±36° as shown below.
1. First activate the range and audio bearing marks with the R/B AUDIO key.
2. While pressing and holding down the AUTO TRAIN key, press the R/B AUDIO
key to select desired auto train sector among ±12°, ±24° or ±36°, or OFF to disable
automatic training.
Watch the auto train mark to know the currently selected sector. The chosen sec-
tor appears in large characters for five seconds at the top of the screen.
Note 1: The automatic training is inoperative when the target lock function is active.
Turn off the target lock function to use automatic training.
Note 2: Select [Off] at step 2 to stop the training.
Audio bearing
mark
Auto train mark
Auto train sector
A